﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp3
{
    class Program
    {
        public static bool IsPrime(int a)
        {
            Class1 myobj = new Class1();
            a = myobj.a();
            
            if (a<=2)
            {
                return false;
            }
            else
            {
                for(int i = 2; i <= a; i++)
                {
                    if()
                }
            }
        }


        static void Main(string[] args)
        {
          
           
        }
    }
}
